<div id="title">QUẢN LÝ GIẢNG VIÊN</div>

<div id="logo_child">
    <img src="../image/source/logo_teacher.png" />
</div>
<?php
    if(isset($_GET['function']))
    {
        $function = $_GET['function'];
        switch($function){
            case 'ds_gv': include('danhsach_gv.php'); break;
            case 'them_gv': include('them_gv.php'); break;
            case 'xoa_gv': include('xoa_gv.php'); break;
            case 'chinhsuatt': include('chinhsua.php'); break;
        }
    }
        
?>